Unreal Engine 4 Scripting with C++ Cookbook

Making a UCLASS – deriving from UObject

When coding with C++, you can have your own code that compiles and runs as native C++ code, with appropriate calls to new and delete to create and destroy your custom objects. Native C++ code is perfectly acceptable in your UE4 project as long as your new and delete calls are appropriately paired so that no leaks are present in your C++ code.

You can, however, also declare custom C++ classes, which behave like UE4 classes, by declaring your custom C++ objects as UCLASS. UCLASS use UE4's Smart Pointers and memory management routines for allocation and deallocation according to Smart Pointer rules, can be loaded and read by the UE4 Editor, and can optionally be accessed from Blueprints.

Tip

Note that when you ...